# John G Oas, MD

Source: https://ourhealthnetwork.com/doctor/john-oas-md-1336146638
NPI: 1336146638
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

John G Oas, MD is a neurology based in Concord, OH practicing at Lake Hospital System, Inc. with NPI 1336146638.

## Profile

- Primary specialty: Neurology
- Credential: MD
- Gender: Male
- Medical school: UNIVERSITY OF TEXAS MEDICAL BRANCH AT GALVESTON
- Graduation year: 1986
- NPI: 1336146638 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1336146638))

## Practice and contact

- Practice name: Lake Hospital System, Inc.
- Address: 7590 Auburn Rd, Concord, OH, 440779176
- Phone: (440) 354-1085
- Group practice size: 139 members

## Insurance accepted (5 networks)

This provider is in network with the following insurance carriers, based on federal Transparency in Coverage filings and FHIR provider directories:

- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 13 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 4 plans
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 3 plans
- [Oxford Health Plans (UHC)](https://ourhealthnetwork.com/insurance/oxford-health-plans-uhc) — 2 plans
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan

To verify a specific plan covers John G Oas, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1336146638).

## Related on OurHealthNetwork

- [More Neurology doctors in CONCORD, OH](https://ourhealthnetwork.com/neurology/oh/concord)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1336146638)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)